Finding the Fourth Proportional to 616,830.62, 922,687.12 and 579,039.26
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Solution
The fourth proportional to 616,830.62, 922,687.12 and 579,039.26 is: 866,156.85
Step by Step Solution
- Step 1: Write the proportion equation
616,830.62 : 922,687.12 = 579,039.26 : x - Step 2: Convert to fraction form
616,830.62/922,687.12 = 579,039.26/x - Step 3: Cross multiply
616,830.62x = 922,687.12 × 579,039.26 - Step 4: Simplify right side
616,830.62x = 534,272,067,176.33 - Step 5: Solve for x
x = 534,272,067,176.33/616,830.62 - Step 6: Final answer
x = 866,156.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.